The collection includes Carpenter’s publications on weather and air travel, with emphasis on the climate in California.

Appointments and awards, letters of condolence, writings, and published and newspaper accounts from 1917-1921, relating to the life and career of Howard T. Douglas and the Alaska Flying Expedition of 1920.

This collection includes printed matter, correspondence, and photographs collected by David Kuhner and used for research on his article about a Tom Mix bookplate.

Writings and speeches, photographs, correspondence, and printed matter, relating to Joseph S. Marriott's career in the Civil Aeronautics Administration and its predecessor, the Bureau of Air Commerce, with special reference to the states of California, Hawaii, Arizona, and Utah.